-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathcheck_dnssecverisign
254 lines (213 loc) · 9.31 KB
/
check_dnssecverisign
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
#!/usr/bin/env python3
#-------------------------------------------------------------------------------
import os
import sys
import time
import subprocess
import argparse
from selenium import webdriver
from selenium.webdriver.common.keys import Keys
from selenium.webdriver.chrome.options import Options
from selenium.webdriver import ActionChains
from selenium.webdriver.common.by import By
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
#-------------------------------------------------------------------------------
_candebug = False
def candebug():
global _candebug
return _candebug
def setcandebug(value):
global _candebug
_candebug = value
def infomsg(msg):
if candebug() == True:
print(msg, flush=True)
def exitnagios(status,message):
if status=="OK":
exitcode = 0
elif status=="WARNING":
exitcode = 1
elif status=="CRITICAL":
exitcode = 2
elif status=="UNKNOWN":
exitcode = 3
else:
exitcode = 4
print(status+": "+message, flush=True)
sys.exit(exitcode)
#-------------------------------------------------------------------------------
def generatedriver(proxy):
chrome_options = Options()
chrome_options.add_argument("--incognito")
chrome_options.add_argument("--disk-cache-size=0")
chrome_options.add_argument("--media-cache-size=0")
chrome_options.add_argument("--enable-features=EphemeralGuestProfilesOnStartup")
chrome_options.add_argument("--headless=new")
chrome_options.add_argument("--disable-gpu")
chrome_options.add_argument("--no-sandbox")
chrome_options.add_argument("--disable-dev-shm-usage")
chrome_options.add_argument("--in-process-gpu")
chrome_options.add_argument("--use-gl=angle")
chrome_options.add_argument("--use-angle=swiftshader-webgl")
chrome_options.add_argument("--proxy-server="+proxy)
chrome_service = webdriver.ChromeService(executable_path="/usr/bin/chromedriver")
driver = webdriver.Chrome(options=chrome_options,service=chrome_service)
#driver.implicitly_Wait(10, TimeUnit.SECONDS)
return driver
def check_page_loaded(driver):
#self.log.info("Checking if {} page is loaded.".format(self.driver.current_url))
page_state = driver.execute_script("return document.readyState;")
return page_state == "complete"
def wait_page_loaded(driver):
timestamp = time.time()
while True:
if check_page_loaded(driver) == True:
break
if time.time() - timestamp > 20:
break
#-------------------------------------------------------------------------------
def tryfindbyxpath(driver,xpath):
result = None
try:
result = driver.find_elements(By.XPATH, xpath)
except:
pass
return result
#-------------------------------------------------------------------------------
def count_red_yellow_green(block,ignoremessages):
criticalmsg = []
warningmsg = []
okmsg = []
ignoredmsg = []
blocknameelement=tryfindbyxpath(block, "./td[@class=\"T1L\"]")
if len(blocknameelement)>0:
blocknametext=blocknameelement[0].text.strip()
else:
blocknametext=None
infomsg("======> Block name text -> "+str(blocknametext))
redxpath = ".//img[@src=\"/red.png\"]"
redelements=tryfindbyxpath(block, redxpath)
infomsg("Found "+str(len(redelements))+" red elements")
if len(redelements)>0:
for element in redelements:
try:
textelement=tryfindbyxpath(element, "../following-sibling::td")[0]
msgtext = textelement.text.strip()
if msgtext != "":
if msgtext not in ignoremessages:
criticalmsg.append(msgtext)
else:
ignoredmsg.append(msgtext)
except Exception as e:
infomsg("exception - "+str(e))
yellowxpath = ".//img[@src=\"/yellow.png\"]"
yellowelements=tryfindbyxpath(block, yellowxpath)
infomsg("Found "+str(len(yellowelements))+" yellow elements")
if len(yellowelements)>0:
for element in yellowelements:
try:
textelement=tryfindbyxpath(element, "../following-sibling::td")[0]
msgtext = textelement.text.strip()
if msgtext != "":
if msgtext not in ignoremessages:
warningmsg.append(msgtext)
else:
ignoredmsg.append(msgtext)
except Exception as e:
infomsg("exception - "+str(e))
greenxpath = ".//img[@src=\"/green.png\"]"
greenelements=tryfindbyxpath(block, greenxpath)
infomsg("Found "+str(len(greenelements))+" green elements")
if len(greenelements)>0:
for element in greenelements:
try:
textelement=tryfindbyxpath(element, "../following-sibling::td")[0]
msgtext = textelement.text.strip()
if msgtext != "":
if msgtext not in ignoremessages:
okmsg.append(msgtext)
else:
ignoredmsg.append(msgtext)
except Exception as e:
infomsg("exception - "+str(e))
infomsg("critical -> "+str(criticalmsg))
infomsg("warning -> "+str(warningmsg))
infomsg("ok -> "+str(okmsg))
infomsg("ignored -> "+str(ignoredmsg))
return blocknametext,criticalmsg,warningmsg,okmsg,ignoredmsg
def dodnssecverisigncall(domain,proxy,tolerant,ignoremessages):
try:
driver = generatedriver(proxy)
wait = WebDriverWait(driver,20)
action=ActionChains(driver)
infomsg("browser OK")
url = "https://dnssec-analyzer.verisignlabs.com/"+domain
driver.get(url)
infomsg("asking for navigating "+url)
time.sleep(5)
wait_page_loaded(driver)
infomsg("page loaded")
infomsg("waiting for element")
wait.until(EC.presence_of_element_located((By.XPATH, "//a[text()=\"↓ Advanced options\"]")))
infomsg("finding base element")
tablepath = "//div[@class=\"header\"]//table[@class=\"T1\"]"
element = driver.find_element(By.XPATH, tablepath)
if element == None:
exitnagios("CRITICAL","no result from page")
blocks = tryfindbyxpath(driver, tablepath+"/tbody/tr")
infomsg("Found "+str(len(blocks)-1)+" blocks")
criticalmsg = []
warningmsg = []
okmsg = []
ignoredmsg = []
for block in blocks[1:]:
blocknametext,partcriticalmsg,partwarningmsg,partokmsg,partignoredmsg = count_red_yellow_green(block,ignoremessages)
if blocknametext==domain:
infomsg("This is a final zonename block")
unreacheabletext = "No response from "+domain+" nameservers"
if unreacheabletext in partcriticalmsg and tolerant:
partcriticalmsg.remove(unreacheabletext)
criticalmsg=partcriticalmsg+criticalmsg
warningmsg=partwarningmsg+warningmsg
okmsg=partokmsg+okmsg
ignoredmsg=partignoredmsg+ignoredmsg
extra = []
tempwarn = []
if tolerant:
for test in warningmsg:
if (test.startswith("All Queries to ")==False) and (test.endswith(domain+"/SOA timed out or failed")==False):
tempwarn.append(test)
else:
extra.append(test)
warningmsg = tempwarn
infomsg("final critical -> "+str(criticalmsg))
infomsg("final warning -> "+str(warningmsg))
infomsg("final ok -> "+str(okmsg))
infomsg("final ignored -> "+str(ignoredmsg))
if len(criticalmsg)>0:
exitnagios("CRITICAL"," - ".join(criticalmsg))
if len(warningmsg)>0:
exitnagios("WARNING"," - ".join(warningmsg))
if len(ignoredmsg)>0:
exitnagios("OK","all seems good - but matching ignores - "+" - ".join(validmsg)+" - "+" ".join(extra))
else:
exitnagios("OK","all seems good - "+" ".join(extra))
except Exception as e:
exitnagios("CRITICAL","unexpected error during the check "+str(e))
#-------------------------------------------------------------------------------
def main():
parser = argparse.ArgumentParser()
parser.add_argument('-H', '--host', dest="host", help="Hostname")
parser.add_argument("-e", "--expected", dest="expected", default="false", help="expected true/false")
parser.add_argument("-t", "--tolerant", action="store_true", dest="tolerant", default=False, help="allow servers not responding")
parser.add_argument("-®", "--debug", action="store_true", dest="debug", default=False, help="be more verbose")
args = parser.parse_args()
setcandebug(args.debug)
proxy = ""
ignoremessages = []
#ignoremessages.append("DS=44251/SHA-1 uses a deprecated digest algorithm")
dodnssecverisigncall(args.host,proxy,args.tolerant,ignoremessages)
if __name__ == "__main__":
main()
#-------------------------------------------------------------------------------